Device for providing accupressure back massage
CA 2393152 A1 · Owner: O'Connor, John · Inventors: Ryan, James P.; O'Connor, John; Cummings, John
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A device for providing back massage with simultaneous accupressure stimulation along either side of the spine. The device comprises a frame (1) in which are rotatable and capable of being interchangeably positioned within the frame. One roller (12) is of a larger diameter than the remaining rollers (11) and is provided with a central circumferential groove (13) which is bounded on each side by a surface having a plurality of nubs (14). In use the nubs contact , the user's body on either side of the spine at the desired location to provide accupressure stimulation. By providing the accupressure stimulation roller in a diameter which is larger than the other rollers the device also …
Read the whole patent
Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Filed December 1, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended December 1, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by December 1, 2022.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.